Well first and formost get ahold and learn
Adobe Photoshop this is the best tool for graphic design i could give ya.
If your looking to create stuff like We create then check out
Poser This is an awsome 3d model creator
other then that there are tons of others We use on a daily basis the following to create our content.....
Photoshop, Fireworks, ACDSEE, Image Walker, Image Ready, 3D Studio Max, Bryce, Poser, MojoWorld, Dreamweaver, MGI Photo Vista, and honestly the list goes on.
I'd be happy to help ya in any way that I can so hit me up on ICQ 81223176
That goes for any of ya intested in 3D or Toon design help.
-Loki-